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1. Find the number of ways 7 teachers can be assigned to 4 sections of a...
In a class, there are 20 girls, and 10 boys. Find the number of ways a...
In a class, there are 20 girls, and 10 boys. Find the number of ways a teacher can select a team of 4 students to work on a group project if the team consists of: A) any 4 students B) 2 boys, and 2 girls C) 3 girls and 1 boy D) 4 of the same kind E) at least 2 girls
PLEASE SHOW IN EXCEL You need to decide if two teachers teach the same or differently....
PLEASE SHOW IN EXCEL You need to decide if two teachers teach the same or differently. You have randomly assigned students to the different teachers. Then, the students take a standard exam at the end of the class. The scores for the teachers are: Teacher 1 Teacher 2 35 52 51 87 66 76 42 62 37 81 46 71 60 55 55 67 53 Did one teacher do better or worse than another teacher? State your hypothesis and your...
Nov 4 at 2:30pm Instructions Question 10 1 pts Teacher A is more effective than Teacher...
Nov 4 at 2:30pm Instructions Question 10 1 pts Teacher A is more effective than Teacher B. Both teachers become less effective the larger their class becomes. Both teachers are paid the same salary. True or false: the optimal allocation of 120 students is 60 for Teacher A and 60 for Teacher True • False
Imagine there are 2 different types of people who value class size differently. Assume the number...
Imagine there are 2 different types of people who value class size differently. Assume the number of students is fixed thus more teachers means smaller class size. Type 1: MB of hiring a teacher = 100 - Q Type 2: MB of hiring a teacher = 80-Q Assume an equal number of Type 1 and Type 2 people. a) If MC of a teacher is 60, how many teachers is efficient to hire. What is total surplus? b) Assuming majority...
Problem 1. Please create the following tables for UMBC bookstore’s textbook management system with appropriate primary...
Problem 1. Please create the following tables for UMBC bookstore’s textbook management system with appropriate primary keys & foreign keys. Please include drop table statements with cascade constraints before your create table statements so it is easier to grade your create table statements. E.g., suppose you will create table tab1, tab2, including the following before creating them: Drop table tab1 cascade constraints; Drop table tab2 cascade constraints; Assumptions: Each teacher can teach one or more scheduled course sections. Each scheduled...
7. Three planes can intersect in a number of different ways. For each of the combinations...
7. Three planes can intersect in a number of different ways. For each of the combinations below, find the single point of intersection if there is one. If there isn't, explain how the planes do intersect. 71: 67 + 2+ 3z – 9 = 0 a. 12: -2x - 5y + 32 - 4 = 0 7T3 : 5x – y + 2z + 3 0 2x – 3y + 5z – 2 = 0 b. 72: -5.0 + 2y...
Question 7 (1 point) In how many ways can 4 female students and 3 male students...
Question 7 (1 point) In how many ways can 4 female students and 3 male students be selected from a class with 17 female and 13 male students? Your Answer: Answer Question 8 (1 point) In how many ways can a president, vice-president, treasurer, and secretary be selected from a class of 55 students? Your Answer: Answer Question 9 (1 point) Suppose you want to purchase a new wardrobe that has a variety of clothes that can all be worn...
Start of Questions Find the number of different ways that an instructor can choose 5 students...
Start of Questions Find the number of different ways that an instructor can choose 5 students from a class of 11 students for a field trip
3.5-total number of ways in which 4 balls can be selected out of 6 white and...
3.5-total number of ways in which 4 balls can be selected out of
6 white and 9 black balls = 15P4 = 32760
Number of ways in which 4 balls can be selected where first 2
are white and last 2 black = 6P2*9P2 = 2160
Thus, required probability = 2160/32760 =
0.0659
3.16)
Let the event that baby survives delivery be denoted by B
and the event that C section is performed be denoted by C
P(B) = 0.98,...
a. In how many ways can 3 out of 11 engineers be assigned to the project...
a. In how many ways can 3 out of 11 engineers be assigned to the project roles of team leader, test engineer, and quality engineer? b. A carton of 18 rechargeable batteries contains three that are defective. In how many ways can an inspector choose 4 of the batteries and get exactly one defective battery?
Nov 4 at 2:30pm Instructions Question 10 1 pts Teacher A is more effective than Teacher B. Both teachers become less effective the larger their class becomes. Both teachers are paid the same salary. True or false: the optimal allocation of 120 students is 60 for Teacher A and 60 for Teacher True • False
Imagine there are 2 different types of people who value class size differently. Assume the number of students is fixed thus more teachers means smaller class size. Type 1: MB of hiring a teacher = 100 - Q Type 2: MB of hiring a teacher = 80-Q Assume an equal number of Type 1 and Type 2 people. a) If MC of a teacher is 60, how many teachers is efficient to hire. What is total surplus? b) Assuming majority...
7. Three planes can intersect in a number of different ways. For each of the combinations below, find the single point of intersection if there is one. If there isn't, explain how the planes do intersect. 71: 67 + 2+ 3z – 9 = 0 a. 12: -2x - 5y + 32 - 4 = 0 7T3 : 5x – y + 2z + 3 0 2x – 3y + 5z – 2 = 0 b. 72: -5.0 + 2y...
Question 7 (1 point) In how many ways can 4 female students and 3 male students be selected from a class with 17 female and 13 male students? Your Answer: Answer Question 8 (1 point) In how many ways can a president, vice-president, treasurer, and secretary be selected from a class of 55 students? Your Answer: Answer Question 9 (1 point) Suppose you want to purchase a new wardrobe that has a variety of clothes that can all be worn...
3.5-total number of ways in which 4 balls can be selected out of
6 white and 9 black balls = 15P4 = 32760
Number of ways in which 4 balls can be selected where first 2
are white and last 2 black = 6P2*9P2 = 2160
Thus, required probability = 2160/32760 =
0.0659
3.16)
Let the event that baby survives delivery be denoted by B
and the event that C section is performed be denoted by C
P(B) = 0.98,...
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